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HTTPClient.cpp@15:e09afb9ca1cd, 2012-08-20 (annotated)
- Committer:
- yueee_yt
- Date:
- Mon Aug 20 10:18:30 2012 +0000
- Revision:
- 15:e09afb9ca1cd
- Parent:
- 14:477c357c1c24
- Child:
- 16:49ae020b0f21
Fixed
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donatien | 0:2ccb9960a044 | 1 | /* HTTPClient.cpp */ |
donatien | 10:e1351de84c16 | 2 | /* Copyright (C) 2012 mbed.org, MIT License |
donatien | 10:e1351de84c16 | 3 | * |
donatien | 10:e1351de84c16 | 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
donatien | 10:e1351de84c16 | 5 | * and associated documentation files (the "Software"), to deal in the Software without restriction, |
donatien | 10:e1351de84c16 | 6 | * including without limitation the rights to use, copy, modify, merge, publish, distribute, |
donatien | 10:e1351de84c16 | 7 | * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is |
donatien | 10:e1351de84c16 | 8 | * furnished to do so, subject to the following conditions: |
donatien | 10:e1351de84c16 | 9 | * |
donatien | 10:e1351de84c16 | 10 | * The above copyright notice and this permission notice shall be included in all copies or |
donatien | 10:e1351de84c16 | 11 | * substantial portions of the Software. |
donatien | 10:e1351de84c16 | 12 | * |
donatien | 10:e1351de84c16 | 13 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
donatien | 10:e1351de84c16 | 14 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
donatien | 10:e1351de84c16 | 15 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
donatien | 10:e1351de84c16 | 16 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
donatien | 10:e1351de84c16 | 17 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
donatien | 10:e1351de84c16 | 18 | */ |
donatien | 0:2ccb9960a044 | 19 | |
donatien | 7:4e39864f7b15 | 20 | //Debug is disabled by default |
donatien | 13:be61104f4e91 | 21 | #if 1 |
donatien | 12:89d09a6db00a | 22 | //Enable debug |
donatien | 11:390362de8c3f | 23 | #include <cstdio> |
donatien | 13:be61104f4e91 | 24 | //#define DBG(x, ...) std::printf("[HTTPClient : DBG]"x"\r\n", ##__VA_ARGS__); |
donatien | 13:be61104f4e91 | 25 | #define DBG(x, ...) |
donatien | 11:390362de8c3f | 26 | #define WARN(x, ...) std::printf("[HTTPClient : WARN]"x"\r\n", ##__VA_ARGS__); |
donatien | 11:390362de8c3f | 27 | #define ERR(x, ...) std::printf("[HTTPClient : ERR]"x"\r\n", ##__VA_ARGS__); |
donatien | 12:89d09a6db00a | 28 | |
donatien | 12:89d09a6db00a | 29 | #else |
donatien | 12:89d09a6db00a | 30 | //Disable debug |
donatien | 12:89d09a6db00a | 31 | #define DBG(x, ...) |
donatien | 12:89d09a6db00a | 32 | #define WARN(x, ...) |
donatien | 12:89d09a6db00a | 33 | #define ERR(x, ...) |
donatien | 12:89d09a6db00a | 34 | |
donatien | 7:4e39864f7b15 | 35 | #endif |
donatien | 0:2ccb9960a044 | 36 | |
donatien | 0:2ccb9960a044 | 37 | #define HTTP_PORT 80 |
donatien | 0:2ccb9960a044 | 38 | |
donatien | 11:390362de8c3f | 39 | #define OK 0 |
donatien | 11:390362de8c3f | 40 | |
donatien | 11:390362de8c3f | 41 | #define MIN(x,y) (((x)<(y))?(x):(y)) |
donatien | 11:390362de8c3f | 42 | #define MAX(x,y) (((x)>(y))?(x):(y)) |
donatien | 11:390362de8c3f | 43 | |
donatien | 0:2ccb9960a044 | 44 | #define CHUNK_SIZE 256 |
donatien | 0:2ccb9960a044 | 45 | |
donatien | 0:2ccb9960a044 | 46 | #include <cstring> |
donatien | 0:2ccb9960a044 | 47 | |
donatien | 11:390362de8c3f | 48 | #include "HTTPClient.h" |
donatien | 11:390362de8c3f | 49 | |
donatien | 0:2ccb9960a044 | 50 | HTTPClient::HTTPClient() : |
donatien | 7:4e39864f7b15 | 51 | m_sock(), m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0) |
donatien | 0:2ccb9960a044 | 52 | { |
donatien | 0:2ccb9960a044 | 53 | |
donatien | 0:2ccb9960a044 | 54 | } |
donatien | 0:2ccb9960a044 | 55 | |
donatien | 0:2ccb9960a044 | 56 | HTTPClient::~HTTPClient() |
donatien | 0:2ccb9960a044 | 57 | { |
donatien | 0:2ccb9960a044 | 58 | |
donatien | 0:2ccb9960a044 | 59 | } |
donatien | 0:2ccb9960a044 | 60 | |
donatien | 0:2ccb9960a044 | 61 | #if 0 |
donatien | 0:2ccb9960a044 | 62 | void HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification |
donatien | 0:2ccb9960a044 | 63 | { |
donatien | 0:2ccb9960a044 | 64 | m_basicAuthUser = user; |
donatien | 0:2ccb9960a044 | 65 | m_basicAuthPassword = password; |
donatien | 0:2ccb9960a044 | 66 | } |
donatien | 0:2ccb9960a044 | 67 | #endif |
donatien | 0:2ccb9960a044 | 68 | |
donatien | 12:89d09a6db00a | 69 | HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 70 | { |
donatien | 0:2ccb9960a044 | 71 | return connect(url, HTTP_GET, NULL, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 72 | } |
donatien | 0:2ccb9960a044 | 73 | |
donatien | 12:89d09a6db00a | 74 | HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 75 | { |
donatien | 0:2ccb9960a044 | 76 | HTTPText str(result, maxResultLen); |
donatien | 0:2ccb9960a044 | 77 | return get(url, &str, timeout); |
donatien | 0:2ccb9960a044 | 78 | } |
donatien | 0:2ccb9960a044 | 79 | |
donatien | 12:89d09a6db00a | 80 | HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 81 | { |
donatien | 0:2ccb9960a044 | 82 | return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 83 | } |
yueee_yt | 15:e09afb9ca1cd | 84 | |
yueee_yt | 15:e09afb9ca1cd | 85 | HTTPResult HTTPClient::postXML(const char* url,const char* SOAPAction, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
yueee_yt | 14:477c357c1c24 | 86 | { |
yueee_yt | 14:477c357c1c24 | 87 | return connect(url, HTTP_POST, SOAPAction, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
yueee_yt | 14:477c357c1c24 | 88 | } |
donatien | 0:2ccb9960a044 | 89 | |
donatien | 0:2ccb9960a044 | 90 | int HTTPClient::getHTTPResponseCode() |
donatien | 0:2ccb9960a044 | 91 | { |
donatien | 0:2ccb9960a044 | 92 | return m_httpResponseCode; |
donatien | 0:2ccb9960a044 | 93 | } |
donatien | 0:2ccb9960a044 | 94 | |
donatien | 5:791fc3dcb6c4 | 95 | #define CHECK_CONN_ERR(ret) \ |
donatien | 5:791fc3dcb6c4 | 96 | do{ \ |
donatien | 7:4e39864f7b15 | 97 | if(ret) { \ |
donatien | 7:4e39864f7b15 | 98 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 99 | ERR("Connection error (%d)", ret); \ |
donatien | 11:390362de8c3f | 100 | return HTTP_CONN; \ |
donatien | 5:791fc3dcb6c4 | 101 | } \ |
donatien | 5:791fc3dcb6c4 | 102 | } while(0) |
donatien | 5:791fc3dcb6c4 | 103 | |
donatien | 5:791fc3dcb6c4 | 104 | #define PRTCL_ERR() \ |
donatien | 5:791fc3dcb6c4 | 105 | do{ \ |
donatien | 7:4e39864f7b15 | 106 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 107 | ERR("Protocol error"); \ |
donatien | 11:390362de8c3f | 108 | return HTTP_PRTCL; \ |
donatien | 5:791fc3dcb6c4 | 109 | } while(0) |
donatien | 0:2ccb9960a044 | 110 | |
donatien | 12:89d09a6db00a | 111 | HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request |
donatien | 12:89d09a6db00a | 112 | { |
donatien | 0:2ccb9960a044 | 113 | m_httpResponseCode = 0; //Invalidate code |
donatien | 0:2ccb9960a044 | 114 | m_timeout = timeout; |
donatien | 0:2ccb9960a044 | 115 | |
donatien | 0:2ccb9960a044 | 116 | char scheme[8]; |
donatien | 0:2ccb9960a044 | 117 | uint16_t port; |
donatien | 0:2ccb9960a044 | 118 | char host[32]; |
donatien | 0:2ccb9960a044 | 119 | char path[64]; |
donatien | 0:2ccb9960a044 | 120 | //First we need to parse the url (http[s]://host[:port][/[path]]) -- HTTPS not supported (yet?) |
donatien | 11:390362de8c3f | 121 | HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path)); |
donatien | 11:390362de8c3f | 122 | if(res != HTTP_OK) |
donatien | 0:2ccb9960a044 | 123 | { |
donatien | 11:390362de8c3f | 124 | ERR("parseURL returned %d", res); |
donatien | 11:390362de8c3f | 125 | return res; |
donatien | 0:2ccb9960a044 | 126 | } |
donatien | 0:2ccb9960a044 | 127 | |
donatien | 0:2ccb9960a044 | 128 | if(port == 0) //TODO do handle HTTPS->443 |
donatien | 0:2ccb9960a044 | 129 | { |
donatien | 0:2ccb9960a044 | 130 | port = 80; |
donatien | 0:2ccb9960a044 | 131 | } |
donatien | 0:2ccb9960a044 | 132 | |
donatien | 0:2ccb9960a044 | 133 | DBG("Scheme: %s", scheme); |
donatien | 0:2ccb9960a044 | 134 | DBG("Host: %s", host); |
donatien | 0:2ccb9960a044 | 135 | DBG("Port: %d", port); |
donatien | 0:2ccb9960a044 | 136 | DBG("Path: %s", path); |
donatien | 0:2ccb9960a044 | 137 | |
donatien | 7:4e39864f7b15 | 138 | //Connect |
donatien | 7:4e39864f7b15 | 139 | DBG("Connecting socket to server"); |
donatien | 11:390362de8c3f | 140 | int ret = m_sock.connect(host, port); |
donatien | 0:2ccb9960a044 | 141 | if (ret < 0) |
donatien | 0:2ccb9960a044 | 142 | { |
donatien | 7:4e39864f7b15 | 143 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 144 | ERR("Could not connect"); |
donatien | 11:390362de8c3f | 145 | return HTTP_CONN; |
donatien | 0:2ccb9960a044 | 146 | } |
donatien | 0:2ccb9960a044 | 147 | |
donatien | 0:2ccb9960a044 | 148 | //Send request |
donatien | 0:2ccb9960a044 | 149 | DBG("Sending request"); |
donatien | 9:ff30cc189191 | 150 | char buf[CHUNK_SIZE]; |
donatien | 0:2ccb9960a044 | 151 | const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":""; |
donatien | 9:ff30cc189191 | 152 | snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request |
donatien | 9:ff30cc189191 | 153 | ret = send(buf); |
donatien | 0:2ccb9960a044 | 154 | if(ret) |
donatien | 0:2ccb9960a044 | 155 | { |
donatien | 7:4e39864f7b15 | 156 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 157 | ERR("Could not write request"); |
donatien | 11:390362de8c3f | 158 | return HTTP_CONN; |
donatien | 0:2ccb9960a044 | 159 | } |
donatien | 0:2ccb9960a044 | 160 | |
donatien | 0:2ccb9960a044 | 161 | //Send all headers |
donatien | 0:2ccb9960a044 | 162 | |
donatien | 0:2ccb9960a044 | 163 | //Send default headers |
donatien | 0:2ccb9960a044 | 164 | DBG("Sending headers"); |
donatien | 0:2ccb9960a044 | 165 | if( (method == HTTP_POST) && (pDataOut != NULL) ) |
donatien | 0:2ccb9960a044 | 166 | { |
donatien | 0:2ccb9960a044 | 167 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 168 | { |
donatien | 0:2ccb9960a044 | 169 | ret = send("Transfer-Encoding: chunked\r\n"); |
donatien | 5:791fc3dcb6c4 | 170 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 171 | } |
donatien | 0:2ccb9960a044 | 172 | else |
donatien | 0:2ccb9960a044 | 173 | { |
donatien | 9:ff30cc189191 | 174 | snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen()); |
donatien | 9:ff30cc189191 | 175 | ret = send(buf); |
donatien | 5:791fc3dcb6c4 | 176 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 177 | } |
donatien | 0:2ccb9960a044 | 178 | char type[48]; |
donatien | 11:390362de8c3f | 179 | if( pDataOut->getDataType(type, 48) == HTTP_OK ) |
donatien | 0:2ccb9960a044 | 180 | { |
donatien | 9:ff30cc189191 | 181 | snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type); |
donatien | 9:ff30cc189191 | 182 | ret = send(buf); |
donatien | 5:791fc3dcb6c4 | 183 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 184 | } |
donatien | 0:2ccb9960a044 | 185 | } |
donatien | 9:ff30cc189191 | 186 | |
donatien | 0:2ccb9960a044 | 187 | //Close headers |
donatien | 0:2ccb9960a044 | 188 | DBG("Headers sent"); |
donatien | 0:2ccb9960a044 | 189 | ret = send("\r\n"); |
donatien | 5:791fc3dcb6c4 | 190 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 191 | |
donatien | 4:c071b05ac026 | 192 | size_t trfLen; |
donatien | 9:ff30cc189191 | 193 | |
donatien | 0:2ccb9960a044 | 194 | //Send data (if POST) |
donatien | 0:2ccb9960a044 | 195 | if( (method == HTTP_POST) && (pDataOut != NULL) ) |
donatien | 0:2ccb9960a044 | 196 | { |
donatien | 0:2ccb9960a044 | 197 | DBG("Sending data"); |
donatien | 0:2ccb9960a044 | 198 | while(true) |
donatien | 0:2ccb9960a044 | 199 | { |
donatien | 0:2ccb9960a044 | 200 | size_t writtenLen = 0; |
donatien | 0:2ccb9960a044 | 201 | pDataOut->read(buf, CHUNK_SIZE, &trfLen); |
donatien | 0:2ccb9960a044 | 202 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 203 | { |
donatien | 0:2ccb9960a044 | 204 | //Write chunk header |
donatien | 9:ff30cc189191 | 205 | char chunkHeader[16]; |
donatien | 9:ff30cc189191 | 206 | snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding |
donatien | 9:ff30cc189191 | 207 | ret = send(chunkHeader); |
donatien | 5:791fc3dcb6c4 | 208 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 209 | } |
donatien | 0:2ccb9960a044 | 210 | else if( trfLen == 0 ) |
donatien | 0:2ccb9960a044 | 211 | { |
donatien | 0:2ccb9960a044 | 212 | break; |
donatien | 0:2ccb9960a044 | 213 | } |
donatien | 0:2ccb9960a044 | 214 | if( trfLen != 0 ) |
donatien | 0:2ccb9960a044 | 215 | { |
donatien | 0:2ccb9960a044 | 216 | ret = send(buf, trfLen); |
donatien | 5:791fc3dcb6c4 | 217 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 218 | } |
donatien | 0:2ccb9960a044 | 219 | |
donatien | 0:2ccb9960a044 | 220 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 221 | { |
donatien | 0:2ccb9960a044 | 222 | ret = send("\r\n"); //Chunk-terminating CRLF |
donatien | 5:791fc3dcb6c4 | 223 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 224 | } |
donatien | 0:2ccb9960a044 | 225 | else |
donatien | 0:2ccb9960a044 | 226 | { |
donatien | 0:2ccb9960a044 | 227 | writtenLen += trfLen; |
donatien | 0:2ccb9960a044 | 228 | if( writtenLen >= pDataOut->getDataLen() ) |
donatien | 0:2ccb9960a044 | 229 | { |
donatien | 0:2ccb9960a044 | 230 | break; |
donatien | 0:2ccb9960a044 | 231 | } |
donatien | 0:2ccb9960a044 | 232 | } |
donatien | 0:2ccb9960a044 | 233 | |
donatien | 0:2ccb9960a044 | 234 | if( trfLen == 0 ) |
donatien | 0:2ccb9960a044 | 235 | { |
donatien | 0:2ccb9960a044 | 236 | break; |
donatien | 0:2ccb9960a044 | 237 | } |
donatien | 0:2ccb9960a044 | 238 | } |
donatien | 0:2ccb9960a044 | 239 | |
donatien | 0:2ccb9960a044 | 240 | } |
donatien | 9:ff30cc189191 | 241 | |
donatien | 0:2ccb9960a044 | 242 | //Receive response |
donatien | 0:2ccb9960a044 | 243 | DBG("Receiving response"); |
donatien | 4:c071b05ac026 | 244 | ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes |
donatien | 5:791fc3dcb6c4 | 245 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 246 | |
donatien | 0:2ccb9960a044 | 247 | buf[trfLen] = '\0'; |
donatien | 0:2ccb9960a044 | 248 | |
donatien | 0:2ccb9960a044 | 249 | char* crlfPtr = strstr(buf, "\r\n"); |
donatien | 0:2ccb9960a044 | 250 | if(crlfPtr == NULL) |
donatien | 0:2ccb9960a044 | 251 | { |
donatien | 5:791fc3dcb6c4 | 252 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 253 | } |
donatien | 0:2ccb9960a044 | 254 | |
donatien | 4:c071b05ac026 | 255 | int crlfPos = crlfPtr - buf; |
donatien | 0:2ccb9960a044 | 256 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 257 | |
donatien | 0:2ccb9960a044 | 258 | //Parse HTTP response |
donatien | 0:2ccb9960a044 | 259 | if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) |
donatien | 0:2ccb9960a044 | 260 | { |
donatien | 0:2ccb9960a044 | 261 | //Cannot match string, error |
donatien | 0:2ccb9960a044 | 262 | ERR("Not a correct HTTP answer : %s\n", buf); |
donatien | 5:791fc3dcb6c4 | 263 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 264 | } |
donatien | 0:2ccb9960a044 | 265 | |
donatien | 0:2ccb9960a044 | 266 | if(m_httpResponseCode != 200) |
donatien | 0:2ccb9960a044 | 267 | { |
donatien | 0:2ccb9960a044 | 268 | //Cannot match string, error |
donatien | 0:2ccb9960a044 | 269 | WARN("Response code %d", m_httpResponseCode); |
donatien | 5:791fc3dcb6c4 | 270 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 271 | } |
donatien | 0:2ccb9960a044 | 272 | |
donatien | 0:2ccb9960a044 | 273 | DBG("Reading headers"); |
donatien | 0:2ccb9960a044 | 274 | |
donatien | 4:c071b05ac026 | 275 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 276 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 277 | |
donatien | 4:c071b05ac026 | 278 | size_t recvContentLength = 0; |
donatien | 4:c071b05ac026 | 279 | bool recvChunked = false; |
donatien | 0:2ccb9960a044 | 280 | //Now get headers |
donatien | 0:2ccb9960a044 | 281 | while( true ) |
donatien | 0:2ccb9960a044 | 282 | { |
donatien | 0:2ccb9960a044 | 283 | crlfPtr = strstr(buf, "\r\n"); |
donatien | 0:2ccb9960a044 | 284 | if(crlfPtr == NULL) |
donatien | 0:2ccb9960a044 | 285 | { |
donatien | 4:c071b05ac026 | 286 | if( trfLen < CHUNK_SIZE - 1 ) |
donatien | 0:2ccb9960a044 | 287 | { |
donatien | 0:2ccb9960a044 | 288 | size_t newTrfLen; |
donatien | 0:2ccb9960a044 | 289 | ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 0:2ccb9960a044 | 290 | trfLen += newTrfLen; |
donatien | 0:2ccb9960a044 | 291 | buf[trfLen] = '\0'; |
donatien | 4:c071b05ac026 | 292 | DBG("Read %d chars; In buf: [%s]", newTrfLen, buf); |
donatien | 5:791fc3dcb6c4 | 293 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 294 | continue; |
donatien | 0:2ccb9960a044 | 295 | } |
donatien | 0:2ccb9960a044 | 296 | else |
donatien | 0:2ccb9960a044 | 297 | { |
donatien | 5:791fc3dcb6c4 | 298 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 299 | } |
donatien | 0:2ccb9960a044 | 300 | } |
donatien | 0:2ccb9960a044 | 301 | |
donatien | 0:2ccb9960a044 | 302 | crlfPos = crlfPtr - buf; |
donatien | 0:2ccb9960a044 | 303 | |
donatien | 0:2ccb9960a044 | 304 | if(crlfPos == 0) //End of headers |
donatien | 0:2ccb9960a044 | 305 | { |
donatien | 0:2ccb9960a044 | 306 | DBG("Headers read"); |
donatien | 4:c071b05ac026 | 307 | memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 308 | trfLen -= 2; |
donatien | 0:2ccb9960a044 | 309 | break; |
donatien | 0:2ccb9960a044 | 310 | } |
donatien | 0:2ccb9960a044 | 311 | |
donatien | 0:2ccb9960a044 | 312 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 313 | |
donatien | 4:c071b05ac026 | 314 | char key[32]; |
donatien | 4:c071b05ac026 | 315 | char value[32]; |
donatien | 0:2ccb9960a044 | 316 | |
donatien | 4:c071b05ac026 | 317 | key[31] = '\0'; |
donatien | 4:c071b05ac026 | 318 | value[31] = '\0'; |
donatien | 4:c071b05ac026 | 319 | |
donatien | 4:c071b05ac026 | 320 | int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value); |
donatien | 0:2ccb9960a044 | 321 | if ( n == 2 ) |
donatien | 0:2ccb9960a044 | 322 | { |
donatien | 0:2ccb9960a044 | 323 | DBG("Read header : %s: %s\n", key, value); |
donatien | 0:2ccb9960a044 | 324 | if( !strcmp(key, "Content-Length") ) |
donatien | 0:2ccb9960a044 | 325 | { |
donatien | 0:2ccb9960a044 | 326 | sscanf(value, "%d", &recvContentLength); |
donatien | 0:2ccb9960a044 | 327 | pDataIn->setDataLen(recvContentLength); |
donatien | 0:2ccb9960a044 | 328 | } |
donatien | 0:2ccb9960a044 | 329 | else if( !strcmp(key, "Transfer-Encoding") ) |
donatien | 0:2ccb9960a044 | 330 | { |
donatien | 0:2ccb9960a044 | 331 | if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") ) |
donatien | 0:2ccb9960a044 | 332 | { |
donatien | 0:2ccb9960a044 | 333 | recvChunked = true; |
donatien | 0:2ccb9960a044 | 334 | pDataIn->setIsChunked(true); |
donatien | 0:2ccb9960a044 | 335 | } |
donatien | 0:2ccb9960a044 | 336 | } |
donatien | 0:2ccb9960a044 | 337 | else if( !strcmp(key, "Content-Type") ) |
donatien | 0:2ccb9960a044 | 338 | { |
donatien | 0:2ccb9960a044 | 339 | pDataIn->setDataType(value); |
donatien | 0:2ccb9960a044 | 340 | } |
donatien | 0:2ccb9960a044 | 341 | |
donatien | 4:c071b05ac026 | 342 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 343 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 344 | |
donatien | 0:2ccb9960a044 | 345 | } |
donatien | 0:2ccb9960a044 | 346 | else |
donatien | 0:2ccb9960a044 | 347 | { |
donatien | 0:2ccb9960a044 | 348 | ERR("Could not parse header"); |
donatien | 5:791fc3dcb6c4 | 349 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 350 | } |
donatien | 0:2ccb9960a044 | 351 | |
donatien | 0:2ccb9960a044 | 352 | } |
donatien | 0:2ccb9960a044 | 353 | |
donatien | 0:2ccb9960a044 | 354 | //Receive data |
donatien | 0:2ccb9960a044 | 355 | DBG("Receiving data"); |
donatien | 0:2ccb9960a044 | 356 | while(true) |
donatien | 0:2ccb9960a044 | 357 | { |
donatien | 0:2ccb9960a044 | 358 | size_t readLen = 0; |
donatien | 0:2ccb9960a044 | 359 | |
donatien | 0:2ccb9960a044 | 360 | if( recvChunked ) |
donatien | 0:2ccb9960a044 | 361 | { |
donatien | 0:2ccb9960a044 | 362 | //Read chunk header |
donatien | 0:2ccb9960a044 | 363 | crlfPos=0; |
donatien | 0:2ccb9960a044 | 364 | for(crlfPos++; crlfPos < trfLen - 2; crlfPos++) |
donatien | 0:2ccb9960a044 | 365 | { |
donatien | 0:2ccb9960a044 | 366 | if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) |
donatien | 0:2ccb9960a044 | 367 | { |
donatien | 0:2ccb9960a044 | 368 | break; |
donatien | 0:2ccb9960a044 | 369 | } |
donatien | 0:2ccb9960a044 | 370 | } |
donatien | 0:2ccb9960a044 | 371 | if(crlfPos >= trfLen - 2) //Try to read more |
donatien | 0:2ccb9960a044 | 372 | { |
donatien | 0:2ccb9960a044 | 373 | if( trfLen < CHUNK_SIZE ) |
donatien | 0:2ccb9960a044 | 374 | { |
donatien | 0:2ccb9960a044 | 375 | size_t newTrfLen; |
donatien | 0:2ccb9960a044 | 376 | ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 0:2ccb9960a044 | 377 | trfLen += newTrfLen; |
donatien | 5:791fc3dcb6c4 | 378 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 379 | continue; |
donatien | 0:2ccb9960a044 | 380 | } |
donatien | 0:2ccb9960a044 | 381 | else |
donatien | 0:2ccb9960a044 | 382 | { |
donatien | 5:791fc3dcb6c4 | 383 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 384 | } |
donatien | 0:2ccb9960a044 | 385 | } |
donatien | 0:2ccb9960a044 | 386 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 387 | int n = sscanf(buf, "%x", &readLen); |
donatien | 0:2ccb9960a044 | 388 | if(n!=1) |
donatien | 0:2ccb9960a044 | 389 | { |
donatien | 0:2ccb9960a044 | 390 | ERR("Could not read chunk length"); |
donatien | 5:791fc3dcb6c4 | 391 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 392 | } |
donatien | 0:2ccb9960a044 | 393 | |
donatien | 4:c071b05ac026 | 394 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more |
donatien | 0:2ccb9960a044 | 395 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 396 | |
donatien | 0:2ccb9960a044 | 397 | if( readLen == 0 ) |
donatien | 0:2ccb9960a044 | 398 | { |
donatien | 0:2ccb9960a044 | 399 | //Last chunk |
donatien | 0:2ccb9960a044 | 400 | break; |
donatien | 0:2ccb9960a044 | 401 | } |
donatien | 0:2ccb9960a044 | 402 | } |
donatien | 0:2ccb9960a044 | 403 | else |
donatien | 0:2ccb9960a044 | 404 | { |
donatien | 0:2ccb9960a044 | 405 | readLen = recvContentLength; |
donatien | 0:2ccb9960a044 | 406 | } |
donatien | 0:2ccb9960a044 | 407 | |
donatien | 0:2ccb9960a044 | 408 | DBG("Retrieving %d bytes", readLen); |
donatien | 0:2ccb9960a044 | 409 | |
donatien | 0:2ccb9960a044 | 410 | do |
donatien | 0:2ccb9960a044 | 411 | { |
donatien | 0:2ccb9960a044 | 412 | pDataIn->write(buf, MIN(trfLen, readLen)); |
donatien | 0:2ccb9960a044 | 413 | if( trfLen > readLen ) |
donatien | 0:2ccb9960a044 | 414 | { |
donatien | 0:2ccb9960a044 | 415 | memmove(buf, &buf[readLen], trfLen - readLen); |
donatien | 0:2ccb9960a044 | 416 | trfLen -= readLen; |
donatien | 0:2ccb9960a044 | 417 | readLen = 0; |
donatien | 0:2ccb9960a044 | 418 | } |
donatien | 0:2ccb9960a044 | 419 | else |
donatien | 0:2ccb9960a044 | 420 | { |
donatien | 0:2ccb9960a044 | 421 | readLen -= trfLen; |
donatien | 0:2ccb9960a044 | 422 | } |
donatien | 0:2ccb9960a044 | 423 | |
donatien | 0:2ccb9960a044 | 424 | if(readLen) |
donatien | 0:2ccb9960a044 | 425 | { |
donatien | 0:2ccb9960a044 | 426 | ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen); |
donatien | 5:791fc3dcb6c4 | 427 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 428 | } |
donatien | 0:2ccb9960a044 | 429 | } while(readLen); |
donatien | 0:2ccb9960a044 | 430 | |
donatien | 0:2ccb9960a044 | 431 | if( recvChunked ) |
donatien | 0:2ccb9960a044 | 432 | { |
donatien | 0:2ccb9960a044 | 433 | if(trfLen < 2) |
donatien | 0:2ccb9960a044 | 434 | { |
donatien | 0:2ccb9960a044 | 435 | size_t newTrfLen; |
donatien | 0:2ccb9960a044 | 436 | //Read missing chars to find end of chunk |
donatien | 0:2ccb9960a044 | 437 | ret = recv(buf, 2 - trfLen, CHUNK_SIZE, &newTrfLen); |
donatien | 5:791fc3dcb6c4 | 438 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 439 | trfLen += newTrfLen; |
donatien | 0:2ccb9960a044 | 440 | } |
donatien | 0:2ccb9960a044 | 441 | if( (buf[0] != '\r') || (buf[1] != '\n') ) |
donatien | 0:2ccb9960a044 | 442 | { |
donatien | 0:2ccb9960a044 | 443 | ERR("Format error"); |
donatien | 5:791fc3dcb6c4 | 444 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 445 | } |
donatien | 0:2ccb9960a044 | 446 | memmove(buf, &buf[2], trfLen - 2); |
donatien | 0:2ccb9960a044 | 447 | trfLen -= 2; |
donatien | 0:2ccb9960a044 | 448 | } |
donatien | 0:2ccb9960a044 | 449 | else |
donatien | 0:2ccb9960a044 | 450 | { |
donatien | 0:2ccb9960a044 | 451 | break; |
donatien | 0:2ccb9960a044 | 452 | } |
donatien | 0:2ccb9960a044 | 453 | |
donatien | 0:2ccb9960a044 | 454 | } |
donatien | 0:2ccb9960a044 | 455 | |
donatien | 7:4e39864f7b15 | 456 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 457 | DBG("Completed HTTP transaction"); |
donatien | 0:2ccb9960a044 | 458 | |
donatien | 11:390362de8c3f | 459 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 460 | } |
donatien | 0:2ccb9960a044 | 461 | |
yueee_yt | 14:477c357c1c24 | 462 | HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, const char* SOAPAction, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request |
yueee_yt | 14:477c357c1c24 | 463 | { |
yueee_yt | 14:477c357c1c24 | 464 | m_httpResponseCode = 0; //Invalidate code |
yueee_yt | 14:477c357c1c24 | 465 | m_timeout = timeout; |
yueee_yt | 14:477c357c1c24 | 466 | |
yueee_yt | 14:477c357c1c24 | 467 | char scheme[8]; |
yueee_yt | 14:477c357c1c24 | 468 | uint16_t port; |
yueee_yt | 14:477c357c1c24 | 469 | char host[32]; |
yueee_yt | 14:477c357c1c24 | 470 | char path[64]; |
yueee_yt | 14:477c357c1c24 | 471 | //First we need to parse the url (http[s]://host[:port][/[path]]) -- HTTPS not supported (yet?) |
yueee_yt | 14:477c357c1c24 | 472 | HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path)); |
yueee_yt | 14:477c357c1c24 | 473 | if(res != HTTP_OK) |
yueee_yt | 14:477c357c1c24 | 474 | { |
yueee_yt | 14:477c357c1c24 | 475 | ERR("parseURL returned %d", res); |
yueee_yt | 14:477c357c1c24 | 476 | return res; |
yueee_yt | 14:477c357c1c24 | 477 | } |
yueee_yt | 14:477c357c1c24 | 478 | |
yueee_yt | 14:477c357c1c24 | 479 | if(port == 0) //TODO do handle HTTPS->443 |
yueee_yt | 14:477c357c1c24 | 480 | { |
yueee_yt | 14:477c357c1c24 | 481 | port = 80; |
yueee_yt | 14:477c357c1c24 | 482 | } |
yueee_yt | 14:477c357c1c24 | 483 | |
yueee_yt | 14:477c357c1c24 | 484 | DBG("Scheme: %s", scheme); |
yueee_yt | 14:477c357c1c24 | 485 | DBG("Host: %s", host); |
yueee_yt | 14:477c357c1c24 | 486 | DBG("Port: %d", port); |
yueee_yt | 14:477c357c1c24 | 487 | DBG("Path: %s", path); |
yueee_yt | 14:477c357c1c24 | 488 | |
yueee_yt | 14:477c357c1c24 | 489 | //Connect |
yueee_yt | 14:477c357c1c24 | 490 | DBG("Connecting socket to server"); |
yueee_yt | 14:477c357c1c24 | 491 | int ret = m_sock.connect(host, port); |
yueee_yt | 14:477c357c1c24 | 492 | if (ret < 0) |
yueee_yt | 14:477c357c1c24 | 493 | { |
yueee_yt | 14:477c357c1c24 | 494 | m_sock.close(); |
yueee_yt | 14:477c357c1c24 | 495 | ERR("Could not connect"); |
yueee_yt | 14:477c357c1c24 | 496 | return HTTP_CONN; |
yueee_yt | 14:477c357c1c24 | 497 | } |
yueee_yt | 14:477c357c1c24 | 498 | |
yueee_yt | 14:477c357c1c24 | 499 | //Send request |
yueee_yt | 14:477c357c1c24 | 500 | DBG("Sending request"); |
yueee_yt | 14:477c357c1c24 | 501 | char buf[CHUNK_SIZE]; |
yueee_yt | 14:477c357c1c24 | 502 | const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":""; |
yueee_yt | 14:477c357c1c24 | 503 | snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request |
yueee_yt | 14:477c357c1c24 | 504 | ret = send(buf); |
yueee_yt | 14:477c357c1c24 | 505 | if(ret) |
yueee_yt | 14:477c357c1c24 | 506 | { |
yueee_yt | 14:477c357c1c24 | 507 | m_sock.close(); |
yueee_yt | 14:477c357c1c24 | 508 | ERR("Could not write request"); |
yueee_yt | 14:477c357c1c24 | 509 | return HTTP_CONN; |
yueee_yt | 14:477c357c1c24 | 510 | } |
yueee_yt | 14:477c357c1c24 | 511 | |
yueee_yt | 14:477c357c1c24 | 512 | //Send all headers |
yueee_yt | 14:477c357c1c24 | 513 | |
yueee_yt | 14:477c357c1c24 | 514 | //Send default headers |
yueee_yt | 14:477c357c1c24 | 515 | DBG("Sending headers"); |
yueee_yt | 14:477c357c1c24 | 516 | if( (method == HTTP_POST) && (pDataOut != NULL) ) |
yueee_yt | 14:477c357c1c24 | 517 | { |
yueee_yt | 14:477c357c1c24 | 518 | if( pDataOut->getIsChunked() ) |
yueee_yt | 14:477c357c1c24 | 519 | { |
yueee_yt | 14:477c357c1c24 | 520 | ret = send("Transfer-Encoding: chunked\r\n"); |
yueee_yt | 14:477c357c1c24 | 521 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 522 | } |
yueee_yt | 14:477c357c1c24 | 523 | else |
yueee_yt | 14:477c357c1c24 | 524 | { |
yueee_yt | 14:477c357c1c24 | 525 | snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen()); |
yueee_yt | 14:477c357c1c24 | 526 | ret = send(buf); |
yueee_yt | 14:477c357c1c24 | 527 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 528 | } |
yueee_yt | 14:477c357c1c24 | 529 | char type[48]; |
yueee_yt | 14:477c357c1c24 | 530 | if( pDataOut->getDataType(type, 48) == HTTP_OK ) |
yueee_yt | 14:477c357c1c24 | 531 | { |
yueee_yt | 14:477c357c1c24 | 532 | snprintf(buf, sizeof(buf), "Content-Type: text/xml;charset=UTF-8\r\n"); |
yueee_yt | 14:477c357c1c24 | 533 | ret = send(buf); |
yueee_yt | 14:477c357c1c24 | 534 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 535 | snprintf(buf, sizeof(buf), "SOAPAction: \"%s\"\r\n", type); |
yueee_yt | 14:477c357c1c24 | 536 | ret = send(buf); |
yueee_yt | 14:477c357c1c24 | 537 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 538 | // snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type); |
yueee_yt | 14:477c357c1c24 | 539 | // ret = send(buf); |
yueee_yt | 14:477c357c1c24 | 540 | // CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 541 | } |
yueee_yt | 14:477c357c1c24 | 542 | } |
yueee_yt | 14:477c357c1c24 | 543 | |
yueee_yt | 14:477c357c1c24 | 544 | //Close headers |
yueee_yt | 14:477c357c1c24 | 545 | DBG("Headers sent"); |
yueee_yt | 14:477c357c1c24 | 546 | ret = send("\r\n"); |
yueee_yt | 14:477c357c1c24 | 547 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 548 | |
yueee_yt | 14:477c357c1c24 | 549 | size_t trfLen; |
yueee_yt | 14:477c357c1c24 | 550 | |
yueee_yt | 14:477c357c1c24 | 551 | //Send data (if POST) |
yueee_yt | 14:477c357c1c24 | 552 | if( (method == HTTP_POST) && (pDataOut != NULL) ) |
yueee_yt | 14:477c357c1c24 | 553 | { |
yueee_yt | 14:477c357c1c24 | 554 | DBG("Sending data"); |
yueee_yt | 14:477c357c1c24 | 555 | while(true) |
yueee_yt | 14:477c357c1c24 | 556 | { |
yueee_yt | 14:477c357c1c24 | 557 | size_t writtenLen = 0; |
yueee_yt | 14:477c357c1c24 | 558 | pDataOut->read(buf, CHUNK_SIZE, &trfLen); |
yueee_yt | 14:477c357c1c24 | 559 | if( pDataOut->getIsChunked() ) |
yueee_yt | 14:477c357c1c24 | 560 | { |
yueee_yt | 14:477c357c1c24 | 561 | //Write chunk header |
yueee_yt | 14:477c357c1c24 | 562 | char chunkHeader[16]; |
yueee_yt | 14:477c357c1c24 | 563 | snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding |
yueee_yt | 14:477c357c1c24 | 564 | ret = send(chunkHeader); |
yueee_yt | 14:477c357c1c24 | 565 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 566 | } |
yueee_yt | 14:477c357c1c24 | 567 | else if( trfLen == 0 ) |
yueee_yt | 14:477c357c1c24 | 568 | { |
yueee_yt | 14:477c357c1c24 | 569 | break; |
yueee_yt | 14:477c357c1c24 | 570 | } |
yueee_yt | 14:477c357c1c24 | 571 | if( trfLen != 0 ) |
yueee_yt | 14:477c357c1c24 | 572 | { |
yueee_yt | 14:477c357c1c24 | 573 | ret = send(buf, trfLen); |
yueee_yt | 14:477c357c1c24 | 574 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 575 | } |
yueee_yt | 14:477c357c1c24 | 576 | |
yueee_yt | 14:477c357c1c24 | 577 | if( pDataOut->getIsChunked() ) |
yueee_yt | 14:477c357c1c24 | 578 | { |
yueee_yt | 14:477c357c1c24 | 579 | ret = send("\r\n"); //Chunk-terminating CRLF |
yueee_yt | 14:477c357c1c24 | 580 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 581 | } |
yueee_yt | 14:477c357c1c24 | 582 | else |
yueee_yt | 14:477c357c1c24 | 583 | { |
yueee_yt | 14:477c357c1c24 | 584 | writtenLen += trfLen; |
yueee_yt | 14:477c357c1c24 | 585 | if( writtenLen >= pDataOut->getDataLen() ) |
yueee_yt | 14:477c357c1c24 | 586 | { |
yueee_yt | 14:477c357c1c24 | 587 | break; |
yueee_yt | 14:477c357c1c24 | 588 | } |
yueee_yt | 14:477c357c1c24 | 589 | } |
yueee_yt | 14:477c357c1c24 | 590 | |
yueee_yt | 14:477c357c1c24 | 591 | if( trfLen == 0 ) |
yueee_yt | 14:477c357c1c24 | 592 | { |
yueee_yt | 14:477c357c1c24 | 593 | break; |
yueee_yt | 14:477c357c1c24 | 594 | } |
yueee_yt | 14:477c357c1c24 | 595 | } |
yueee_yt | 14:477c357c1c24 | 596 | |
yueee_yt | 14:477c357c1c24 | 597 | } |
yueee_yt | 14:477c357c1c24 | 598 | |
yueee_yt | 14:477c357c1c24 | 599 | //Receive response |
yueee_yt | 14:477c357c1c24 | 600 | DBG("Receiving response"); |
yueee_yt | 14:477c357c1c24 | 601 | ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes |
yueee_yt | 14:477c357c1c24 | 602 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 603 | |
yueee_yt | 14:477c357c1c24 | 604 | buf[trfLen] = '\0'; |
yueee_yt | 14:477c357c1c24 | 605 | |
yueee_yt | 14:477c357c1c24 | 606 | char* crlfPtr = strstr(buf, "\r\n"); |
yueee_yt | 14:477c357c1c24 | 607 | if(crlfPtr == NULL) |
yueee_yt | 14:477c357c1c24 | 608 | { |
yueee_yt | 14:477c357c1c24 | 609 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 610 | } |
yueee_yt | 14:477c357c1c24 | 611 | |
yueee_yt | 14:477c357c1c24 | 612 | int crlfPos = crlfPtr - buf; |
yueee_yt | 14:477c357c1c24 | 613 | buf[crlfPos] = '\0'; |
yueee_yt | 14:477c357c1c24 | 614 | |
yueee_yt | 14:477c357c1c24 | 615 | //Parse HTTP response |
yueee_yt | 14:477c357c1c24 | 616 | if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) |
yueee_yt | 14:477c357c1c24 | 617 | { |
yueee_yt | 14:477c357c1c24 | 618 | //Cannot match string, error |
yueee_yt | 14:477c357c1c24 | 619 | ERR("Not a correct HTTP answer : %s\n", buf); |
yueee_yt | 14:477c357c1c24 | 620 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 621 | } |
yueee_yt | 14:477c357c1c24 | 622 | |
yueee_yt | 14:477c357c1c24 | 623 | if(m_httpResponseCode != 200) |
yueee_yt | 14:477c357c1c24 | 624 | { |
yueee_yt | 14:477c357c1c24 | 625 | //Cannot match string, error |
yueee_yt | 14:477c357c1c24 | 626 | WARN("Response code %d", m_httpResponseCode); |
yueee_yt | 14:477c357c1c24 | 627 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 628 | } |
yueee_yt | 14:477c357c1c24 | 629 | |
yueee_yt | 14:477c357c1c24 | 630 | DBG("Reading headers"); |
yueee_yt | 14:477c357c1c24 | 631 | |
yueee_yt | 14:477c357c1c24 | 632 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
yueee_yt | 14:477c357c1c24 | 633 | trfLen -= (crlfPos + 2); |
yueee_yt | 14:477c357c1c24 | 634 | |
yueee_yt | 14:477c357c1c24 | 635 | size_t recvContentLength = 0; |
yueee_yt | 14:477c357c1c24 | 636 | bool recvChunked = false; |
yueee_yt | 14:477c357c1c24 | 637 | //Now get headers |
yueee_yt | 14:477c357c1c24 | 638 | while( true ) |
yueee_yt | 14:477c357c1c24 | 639 | { |
yueee_yt | 14:477c357c1c24 | 640 | crlfPtr = strstr(buf, "\r\n"); |
yueee_yt | 14:477c357c1c24 | 641 | if(crlfPtr == NULL) |
yueee_yt | 14:477c357c1c24 | 642 | { |
yueee_yt | 14:477c357c1c24 | 643 | if( trfLen < CHUNK_SIZE - 1 ) |
yueee_yt | 14:477c357c1c24 | 644 | { |
yueee_yt | 14:477c357c1c24 | 645 | size_t newTrfLen; |
yueee_yt | 14:477c357c1c24 | 646 | ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
yueee_yt | 14:477c357c1c24 | 647 | trfLen += newTrfLen; |
yueee_yt | 14:477c357c1c24 | 648 | buf[trfLen] = '\0'; |
yueee_yt | 14:477c357c1c24 | 649 | DBG("Read %d chars; In buf: [%s]", newTrfLen, buf); |
yueee_yt | 14:477c357c1c24 | 650 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 651 | continue; |
yueee_yt | 14:477c357c1c24 | 652 | } |
yueee_yt | 14:477c357c1c24 | 653 | else |
yueee_yt | 14:477c357c1c24 | 654 | { |
yueee_yt | 14:477c357c1c24 | 655 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 656 | } |
yueee_yt | 14:477c357c1c24 | 657 | } |
yueee_yt | 14:477c357c1c24 | 658 | |
yueee_yt | 14:477c357c1c24 | 659 | crlfPos = crlfPtr - buf; |
yueee_yt | 14:477c357c1c24 | 660 | |
yueee_yt | 14:477c357c1c24 | 661 | if(crlfPos == 0) //End of headers |
yueee_yt | 14:477c357c1c24 | 662 | { |
yueee_yt | 14:477c357c1c24 | 663 | DBG("Headers read"); |
yueee_yt | 14:477c357c1c24 | 664 | memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well |
yueee_yt | 14:477c357c1c24 | 665 | trfLen -= 2; |
yueee_yt | 14:477c357c1c24 | 666 | break; |
yueee_yt | 14:477c357c1c24 | 667 | } |
yueee_yt | 14:477c357c1c24 | 668 | |
yueee_yt | 14:477c357c1c24 | 669 | buf[crlfPos] = '\0'; |
yueee_yt | 14:477c357c1c24 | 670 | |
yueee_yt | 14:477c357c1c24 | 671 | char key[32]; |
yueee_yt | 14:477c357c1c24 | 672 | char value[32]; |
yueee_yt | 14:477c357c1c24 | 673 | |
yueee_yt | 14:477c357c1c24 | 674 | key[31] = '\0'; |
yueee_yt | 14:477c357c1c24 | 675 | value[31] = '\0'; |
yueee_yt | 14:477c357c1c24 | 676 | |
yueee_yt | 14:477c357c1c24 | 677 | int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value); |
yueee_yt | 14:477c357c1c24 | 678 | if ( n == 2 ) |
yueee_yt | 14:477c357c1c24 | 679 | { |
yueee_yt | 14:477c357c1c24 | 680 | DBG("Read header : %s: %s\n", key, value); |
yueee_yt | 14:477c357c1c24 | 681 | if( !strcmp(key, "Content-Length") ) |
yueee_yt | 14:477c357c1c24 | 682 | { |
yueee_yt | 14:477c357c1c24 | 683 | sscanf(value, "%d", &recvContentLength); |
yueee_yt | 14:477c357c1c24 | 684 | pDataIn->setDataLen(recvContentLength); |
yueee_yt | 14:477c357c1c24 | 685 | } |
yueee_yt | 14:477c357c1c24 | 686 | else if( !strcmp(key, "Transfer-Encoding") ) |
yueee_yt | 14:477c357c1c24 | 687 | { |
yueee_yt | 14:477c357c1c24 | 688 | if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") ) |
yueee_yt | 14:477c357c1c24 | 689 | { |
yueee_yt | 14:477c357c1c24 | 690 | recvChunked = true; |
yueee_yt | 14:477c357c1c24 | 691 | pDataIn->setIsChunked(true); |
yueee_yt | 14:477c357c1c24 | 692 | } |
yueee_yt | 14:477c357c1c24 | 693 | } |
yueee_yt | 14:477c357c1c24 | 694 | else if( !strcmp(key, "Content-Type") ) |
yueee_yt | 14:477c357c1c24 | 695 | { |
yueee_yt | 14:477c357c1c24 | 696 | pDataIn->setDataType(value); |
yueee_yt | 14:477c357c1c24 | 697 | } |
yueee_yt | 14:477c357c1c24 | 698 | |
yueee_yt | 14:477c357c1c24 | 699 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
yueee_yt | 14:477c357c1c24 | 700 | trfLen -= (crlfPos + 2); |
yueee_yt | 14:477c357c1c24 | 701 | |
yueee_yt | 14:477c357c1c24 | 702 | } |
yueee_yt | 14:477c357c1c24 | 703 | else |
yueee_yt | 14:477c357c1c24 | 704 | { |
yueee_yt | 14:477c357c1c24 | 705 | ERR("Could not parse header"); |
yueee_yt | 14:477c357c1c24 | 706 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 707 | } |
yueee_yt | 14:477c357c1c24 | 708 | |
yueee_yt | 14:477c357c1c24 | 709 | } |
yueee_yt | 14:477c357c1c24 | 710 | |
yueee_yt | 14:477c357c1c24 | 711 | //Receive data |
yueee_yt | 14:477c357c1c24 | 712 | DBG("Receiving data"); |
yueee_yt | 14:477c357c1c24 | 713 | while(true) |
yueee_yt | 14:477c357c1c24 | 714 | { |
yueee_yt | 14:477c357c1c24 | 715 | size_t readLen = 0; |
yueee_yt | 14:477c357c1c24 | 716 | |
yueee_yt | 14:477c357c1c24 | 717 | if( recvChunked ) |
yueee_yt | 14:477c357c1c24 | 718 | { |
yueee_yt | 14:477c357c1c24 | 719 | //Read chunk header |
yueee_yt | 14:477c357c1c24 | 720 | crlfPos=0; |
yueee_yt | 14:477c357c1c24 | 721 | for(crlfPos++; crlfPos < trfLen - 2; crlfPos++) |
yueee_yt | 14:477c357c1c24 | 722 | { |
yueee_yt | 14:477c357c1c24 | 723 | if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) |
yueee_yt | 14:477c357c1c24 | 724 | { |
yueee_yt | 14:477c357c1c24 | 725 | break; |
yueee_yt | 14:477c357c1c24 | 726 | } |
yueee_yt | 14:477c357c1c24 | 727 | } |
yueee_yt | 14:477c357c1c24 | 728 | if(crlfPos >= trfLen - 2) //Try to read more |
yueee_yt | 14:477c357c1c24 | 729 | { |
yueee_yt | 14:477c357c1c24 | 730 | if( trfLen < CHUNK_SIZE ) |
yueee_yt | 14:477c357c1c24 | 731 | { |
yueee_yt | 14:477c357c1c24 | 732 | size_t newTrfLen; |
yueee_yt | 14:477c357c1c24 | 733 | ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
yueee_yt | 14:477c357c1c24 | 734 | trfLen += newTrfLen; |
yueee_yt | 14:477c357c1c24 | 735 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 736 | continue; |
yueee_yt | 14:477c357c1c24 | 737 | } |
yueee_yt | 14:477c357c1c24 | 738 | else |
yueee_yt | 14:477c357c1c24 | 739 | { |
yueee_yt | 14:477c357c1c24 | 740 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 741 | } |
yueee_yt | 14:477c357c1c24 | 742 | } |
yueee_yt | 14:477c357c1c24 | 743 | buf[crlfPos] = '\0'; |
yueee_yt | 14:477c357c1c24 | 744 | int n = sscanf(buf, "%x", &readLen); |
yueee_yt | 14:477c357c1c24 | 745 | if(n!=1) |
yueee_yt | 14:477c357c1c24 | 746 | { |
yueee_yt | 14:477c357c1c24 | 747 | ERR("Could not read chunk length"); |
yueee_yt | 14:477c357c1c24 | 748 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 749 | } |
yueee_yt | 14:477c357c1c24 | 750 | |
yueee_yt | 14:477c357c1c24 | 751 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more |
yueee_yt | 14:477c357c1c24 | 752 | trfLen -= (crlfPos + 2); |
yueee_yt | 14:477c357c1c24 | 753 | |
yueee_yt | 14:477c357c1c24 | 754 | if( readLen == 0 ) |
yueee_yt | 14:477c357c1c24 | 755 | { |
yueee_yt | 14:477c357c1c24 | 756 | //Last chunk |
yueee_yt | 14:477c357c1c24 | 757 | break; |
yueee_yt | 14:477c357c1c24 | 758 | } |
yueee_yt | 14:477c357c1c24 | 759 | } |
yueee_yt | 14:477c357c1c24 | 760 | else |
yueee_yt | 14:477c357c1c24 | 761 | { |
yueee_yt | 14:477c357c1c24 | 762 | readLen = recvContentLength; |
yueee_yt | 14:477c357c1c24 | 763 | } |
yueee_yt | 14:477c357c1c24 | 764 | |
yueee_yt | 14:477c357c1c24 | 765 | DBG("Retrieving %d bytes", readLen); |
yueee_yt | 14:477c357c1c24 | 766 | |
yueee_yt | 14:477c357c1c24 | 767 | do |
yueee_yt | 14:477c357c1c24 | 768 | { |
yueee_yt | 14:477c357c1c24 | 769 | pDataIn->write(buf, MIN(trfLen, readLen)); |
yueee_yt | 14:477c357c1c24 | 770 | if( trfLen > readLen ) |
yueee_yt | 14:477c357c1c24 | 771 | { |
yueee_yt | 14:477c357c1c24 | 772 | memmove(buf, &buf[readLen], trfLen - readLen); |
yueee_yt | 14:477c357c1c24 | 773 | trfLen -= readLen; |
yueee_yt | 14:477c357c1c24 | 774 | readLen = 0; |
yueee_yt | 14:477c357c1c24 | 775 | } |
yueee_yt | 14:477c357c1c24 | 776 | else |
yueee_yt | 14:477c357c1c24 | 777 | { |
yueee_yt | 14:477c357c1c24 | 778 | readLen -= trfLen; |
yueee_yt | 14:477c357c1c24 | 779 | } |
yueee_yt | 14:477c357c1c24 | 780 | |
yueee_yt | 14:477c357c1c24 | 781 | if(readLen) |
yueee_yt | 14:477c357c1c24 | 782 | { |
yueee_yt | 14:477c357c1c24 | 783 | ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen); |
yueee_yt | 14:477c357c1c24 | 784 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 785 | } |
yueee_yt | 14:477c357c1c24 | 786 | } while(readLen); |
yueee_yt | 14:477c357c1c24 | 787 | |
yueee_yt | 14:477c357c1c24 | 788 | if( recvChunked ) |
yueee_yt | 14:477c357c1c24 | 789 | { |
yueee_yt | 14:477c357c1c24 | 790 | if(trfLen < 2) |
yueee_yt | 14:477c357c1c24 | 791 | { |
yueee_yt | 14:477c357c1c24 | 792 | size_t newTrfLen; |
yueee_yt | 14:477c357c1c24 | 793 | //Read missing chars to find end of chunk |
yueee_yt | 14:477c357c1c24 | 794 | ret = recv(buf, 2 - trfLen, CHUNK_SIZE, &newTrfLen); |
yueee_yt | 14:477c357c1c24 | 795 | CHECK_CONN_ERR(ret); |
yueee_yt | 14:477c357c1c24 | 796 | trfLen += newTrfLen; |
yueee_yt | 14:477c357c1c24 | 797 | } |
yueee_yt | 14:477c357c1c24 | 798 | if( (buf[0] != '\r') || (buf[1] != '\n') ) |
yueee_yt | 14:477c357c1c24 | 799 | { |
yueee_yt | 14:477c357c1c24 | 800 | ERR("Format error"); |
yueee_yt | 14:477c357c1c24 | 801 | PRTCL_ERR(); |
yueee_yt | 14:477c357c1c24 | 802 | } |
yueee_yt | 14:477c357c1c24 | 803 | memmove(buf, &buf[2], trfLen - 2); |
yueee_yt | 14:477c357c1c24 | 804 | trfLen -= 2; |
yueee_yt | 14:477c357c1c24 | 805 | } |
yueee_yt | 14:477c357c1c24 | 806 | else |
yueee_yt | 14:477c357c1c24 | 807 | { |
yueee_yt | 14:477c357c1c24 | 808 | break; |
yueee_yt | 14:477c357c1c24 | 809 | } |
yueee_yt | 14:477c357c1c24 | 810 | |
yueee_yt | 14:477c357c1c24 | 811 | } |
yueee_yt | 14:477c357c1c24 | 812 | |
yueee_yt | 14:477c357c1c24 | 813 | m_sock.close(); |
yueee_yt | 14:477c357c1c24 | 814 | DBG("Completed HTTP transaction"); |
yueee_yt | 14:477c357c1c24 | 815 | |
yueee_yt | 14:477c357c1c24 | 816 | return HTTP_OK; |
yueee_yt | 14:477c357c1c24 | 817 | } |
yueee_yt | 14:477c357c1c24 | 818 | |
yueee_yt | 14:477c357c1c24 | 819 | |
donatien | 11:390362de8c3f | 820 | HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure |
donatien | 0:2ccb9960a044 | 821 | { |
donatien | 0:2ccb9960a044 | 822 | DBG("Trying to read between %d and %d bytes", minLen, maxLen); |
donatien | 0:2ccb9960a044 | 823 | size_t readLen = 0; |
donatien | 12:89d09a6db00a | 824 | |
donatien | 12:89d09a6db00a | 825 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 826 | { |
donatien | 12:89d09a6db00a | 827 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 828 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 829 | } |
donatien | 12:89d09a6db00a | 830 | |
donatien | 7:4e39864f7b15 | 831 | int ret; |
donatien | 7:4e39864f7b15 | 832 | while(readLen < maxLen) |
donatien | 0:2ccb9960a044 | 833 | { |
donatien | 7:4e39864f7b15 | 834 | if(readLen < minLen) |
donatien | 0:2ccb9960a044 | 835 | { |
donatien | 12:89d09a6db00a | 836 | DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen); |
donatien | 13:be61104f4e91 | 837 | m_sock.set_blocking(false, m_timeout); |
donatien | 12:89d09a6db00a | 838 | ret = m_sock.receive_all(buf + readLen, minLen - readLen); |
donatien | 0:2ccb9960a044 | 839 | } |
donatien | 7:4e39864f7b15 | 840 | else |
donatien | 7:4e39864f7b15 | 841 | { |
donatien | 12:89d09a6db00a | 842 | DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen); |
donatien | 13:be61104f4e91 | 843 | m_sock.set_blocking(false, 0); |
donatien | 12:89d09a6db00a | 844 | ret = m_sock.receive(buf + readLen, maxLen - readLen); |
donatien | 7:4e39864f7b15 | 845 | } |
donatien | 7:4e39864f7b15 | 846 | |
donatien | 0:2ccb9960a044 | 847 | if( ret > 0) |
donatien | 0:2ccb9960a044 | 848 | { |
donatien | 0:2ccb9960a044 | 849 | readLen += ret; |
donatien | 0:2ccb9960a044 | 850 | } |
donatien | 0:2ccb9960a044 | 851 | else if( ret == 0 ) |
donatien | 0:2ccb9960a044 | 852 | { |
donatien | 7:4e39864f7b15 | 853 | break; |
donatien | 7:4e39864f7b15 | 854 | } |
donatien | 7:4e39864f7b15 | 855 | else |
donatien | 7:4e39864f7b15 | 856 | { |
donatien | 12:89d09a6db00a | 857 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 858 | { |
donatien | 12:89d09a6db00a | 859 | ERR("Connection error (recv returned %d)", ret); |
donatien | 12:89d09a6db00a | 860 | *pReadLen = readLen; |
donatien | 12:89d09a6db00a | 861 | return HTTP_CONN; |
donatien | 12:89d09a6db00a | 862 | } |
donatien | 12:89d09a6db00a | 863 | else |
donatien | 12:89d09a6db00a | 864 | { |
donatien | 12:89d09a6db00a | 865 | break; |
donatien | 12:89d09a6db00a | 866 | } |
donatien | 12:89d09a6db00a | 867 | } |
donatien | 12:89d09a6db00a | 868 | |
donatien | 12:89d09a6db00a | 869 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 870 | { |
donatien | 12:89d09a6db00a | 871 | break; |
donatien | 7:4e39864f7b15 | 872 | } |
donatien | 7:4e39864f7b15 | 873 | } |
donatien | 7:4e39864f7b15 | 874 | DBG("Read %d bytes", readLen); |
donatien | 7:4e39864f7b15 | 875 | *pReadLen = readLen; |
donatien | 11:390362de8c3f | 876 | return HTTP_OK; |
donatien | 7:4e39864f7b15 | 877 | } |
donatien | 7:4e39864f7b15 | 878 | |
donatien | 11:390362de8c3f | 879 | HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure |
donatien | 7:4e39864f7b15 | 880 | { |
donatien | 7:4e39864f7b15 | 881 | if(len == 0) |
donatien | 7:4e39864f7b15 | 882 | { |
donatien | 7:4e39864f7b15 | 883 | len = strlen(buf); |
donatien | 7:4e39864f7b15 | 884 | } |
donatien | 7:4e39864f7b15 | 885 | DBG("Trying to write %d bytes", len); |
donatien | 7:4e39864f7b15 | 886 | size_t writtenLen = 0; |
donatien | 12:89d09a6db00a | 887 | |
donatien | 12:89d09a6db00a | 888 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 889 | { |
donatien | 12:89d09a6db00a | 890 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 891 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 892 | } |
donatien | 7:4e39864f7b15 | 893 | |
donatien | 13:be61104f4e91 | 894 | m_sock.set_blocking(false, m_timeout); |
donatien | 12:89d09a6db00a | 895 | int ret = m_sock.send_all(buf, len); |
donatien | 12:89d09a6db00a | 896 | if(ret > 0) |
donatien | 7:4e39864f7b15 | 897 | { |
donatien | 12:89d09a6db00a | 898 | writtenLen += ret; |
donatien | 12:89d09a6db00a | 899 | } |
donatien | 12:89d09a6db00a | 900 | else if( ret == 0 ) |
donatien | 12:89d09a6db00a | 901 | { |
donatien | 12:89d09a6db00a | 902 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 903 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 904 | } |
donatien | 12:89d09a6db00a | 905 | else |
donatien | 12:89d09a6db00a | 906 | { |
donatien | 12:89d09a6db00a | 907 | ERR("Connection error (send returned %d)", ret); |
donatien | 12:89d09a6db00a | 908 | return HTTP_CONN; |
donatien | 12:89d09a6db00a | 909 | } |
donatien | 7:4e39864f7b15 | 910 | |
donatien | 0:2ccb9960a044 | 911 | DBG("Written %d bytes", writtenLen); |
donatien | 11:390362de8c3f | 912 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 913 | } |
donatien | 0:2ccb9960a044 | 914 | |
donatien | 11:390362de8c3f | 915 | HTTPResult HTTPClient::parseURL(const char* url, char* scheme, size_t maxSchemeLen, char* host, size_t maxHostLen, uint16_t* port, char* path, size_t maxPathLen) //Parse URL |
donatien | 0:2ccb9960a044 | 916 | { |
donatien | 0:2ccb9960a044 | 917 | char* schemePtr = (char*) url; |
donatien | 0:2ccb9960a044 | 918 | char* hostPtr = (char*) strstr(url, "://"); |
donatien | 0:2ccb9960a044 | 919 | if(hostPtr == NULL) |
donatien | 0:2ccb9960a044 | 920 | { |
donatien | 0:2ccb9960a044 | 921 | WARN("Could not find host"); |
donatien | 11:390362de8c3f | 922 | return HTTP_PARSE; //URL is invalid |
donatien | 0:2ccb9960a044 | 923 | } |
donatien | 0:2ccb9960a044 | 924 | |
donatien | 0:2ccb9960a044 | 925 | if( maxSchemeLen < hostPtr - schemePtr + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 926 | { |
donatien | 0:2ccb9960a044 | 927 | WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1); |
donatien | 11:390362de8c3f | 928 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 929 | } |
donatien | 0:2ccb9960a044 | 930 | memcpy(scheme, schemePtr, hostPtr - schemePtr); |
donatien | 0:2ccb9960a044 | 931 | scheme[hostPtr - schemePtr] = '\0'; |
donatien | 0:2ccb9960a044 | 932 | |
donatien | 0:2ccb9960a044 | 933 | hostPtr+=3; |
donatien | 0:2ccb9960a044 | 934 | |
donatien | 0:2ccb9960a044 | 935 | size_t hostLen = 0; |
donatien | 0:2ccb9960a044 | 936 | |
donatien | 0:2ccb9960a044 | 937 | char* portPtr = strchr(hostPtr, ':'); |
donatien | 0:2ccb9960a044 | 938 | if( portPtr != NULL ) |
donatien | 0:2ccb9960a044 | 939 | { |
donatien | 0:2ccb9960a044 | 940 | hostLen = portPtr - hostPtr; |
donatien | 0:2ccb9960a044 | 941 | portPtr++; |
donatien | 8:45c8da29a1cf | 942 | if( sscanf(portPtr, "%hu", port) != 1) |
donatien | 0:2ccb9960a044 | 943 | { |
donatien | 0:2ccb9960a044 | 944 | WARN("Could not find port"); |
donatien | 11:390362de8c3f | 945 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 946 | } |
donatien | 0:2ccb9960a044 | 947 | } |
donatien | 0:2ccb9960a044 | 948 | else |
donatien | 0:2ccb9960a044 | 949 | { |
donatien | 0:2ccb9960a044 | 950 | *port=0; |
donatien | 0:2ccb9960a044 | 951 | } |
donatien | 0:2ccb9960a044 | 952 | char* pathPtr = strchr(hostPtr, '/'); |
donatien | 0:2ccb9960a044 | 953 | if( hostLen == 0 ) |
donatien | 0:2ccb9960a044 | 954 | { |
donatien | 0:2ccb9960a044 | 955 | hostLen = pathPtr - hostPtr; |
donatien | 0:2ccb9960a044 | 956 | } |
donatien | 0:2ccb9960a044 | 957 | |
donatien | 0:2ccb9960a044 | 958 | if( maxHostLen < hostLen + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 959 | { |
donatien | 0:2ccb9960a044 | 960 | WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1); |
donatien | 11:390362de8c3f | 961 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 962 | } |
donatien | 0:2ccb9960a044 | 963 | memcpy(host, hostPtr, hostLen); |
donatien | 0:2ccb9960a044 | 964 | host[hostLen] = '\0'; |
donatien | 0:2ccb9960a044 | 965 | |
donatien | 0:2ccb9960a044 | 966 | size_t pathLen; |
donatien | 0:2ccb9960a044 | 967 | char* fragmentPtr = strchr(hostPtr, '#'); |
donatien | 0:2ccb9960a044 | 968 | if(fragmentPtr != NULL) |
donatien | 0:2ccb9960a044 | 969 | { |
donatien | 0:2ccb9960a044 | 970 | pathLen = fragmentPtr - pathPtr; |
donatien | 0:2ccb9960a044 | 971 | } |
donatien | 0:2ccb9960a044 | 972 | else |
donatien | 0:2ccb9960a044 | 973 | { |
donatien | 0:2ccb9960a044 | 974 | pathLen = strlen(pathPtr); |
donatien | 0:2ccb9960a044 | 975 | } |
donatien | 0:2ccb9960a044 | 976 | |
donatien | 0:2ccb9960a044 | 977 | if( maxPathLen < pathLen + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 978 | { |
donatien | 0:2ccb9960a044 | 979 | WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1); |
donatien | 11:390362de8c3f | 980 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 981 | } |
donatien | 0:2ccb9960a044 | 982 | memcpy(path, pathPtr, pathLen); |
donatien | 0:2ccb9960a044 | 983 | path[pathLen] = '\0'; |
donatien | 0:2ccb9960a044 | 984 | |
donatien | 11:390362de8c3f | 985 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 986 | } |